/**
 * Copyright (c) 2017-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

const React = require('react');

const CompLibrary = require('../../core/CompLibrary.js');

const MarkdownBlock = CompLibrary.MarkdownBlock; /* Used to read markdown */
const Container = CompLibrary.Container;
const GridBlock = CompLibrary.GridBlock;

class HomeSplash extends React.Component {
  render() {
    const { siteConfig, language = '' } = this.props;
    const { baseUrl, docsUrl } = siteConfig;
    const docsPart = `${docsUrl ? `${docsUrl}/` : ''}`;
    const langPart = `${language ? `${language}/` : ''}`;
    // const docUrl = (doc) => `${baseUrl}${docsPart}${langPart}${doc}`;
    const docUrl = (doc) => `${baseUrl}${docsPart}${doc}`;

    const SplashContainer = (props) => (
      <div className='homeContainer'>
        <div className='homeSplashFade'>
          <div className='wrapper homeWrapper'>{props.children}</div>
        </div>
      </div>
    );

    const Logo = (props) => (
      <div className='projectLogo'>
        <img src={props.img_src} alt='Project Logo' />
      </div>
    );

    const ProjectTitle = () => (
      <h2 className='projectTitle'>
        {siteConfig.title}
        <small>{siteConfig.tagline}</small>
      </h2>
    );

    const PromoSection = (props) => (
      <div className='section promoSection'>
        <div className='promoRow'>
          <div className='pluginRowBlock'>{props.children}</div>
        </div>
      </div>
    );

    const Button = (props) => (
      <div className='pluginWrapper buttonWrapper'>
        <a className='button' href={props.href} target={props.target}>
          {props.children}
        </a>
      </div>
    );

    return (
      <SplashContainer>
        <Logo img_src={`${baseUrl}img/smash-cli.svg`} />
        <div className='inner'>
          <ProjectTitle siteConfig={siteConfig} />
          <PromoSection>
            <Button href={docUrl('documentation/getting-started/what-is-smash-cli.html')}>Documentation</Button>
            <Button href={docUrl('examples/usage/using-a-template.html')}>Examples</Button>
          </PromoSection>
        </div>
      </SplashContainer>
    );
  }
}

class Index extends React.Component {
  render() {
    const { config: siteConfig, language = '' } = this.props;
    const { baseUrl } = siteConfig;

    const Block = (props) => (
      <Container padding={['bottom', 'top']} id={props.id} background={props.background}>
        <GridBlock align='center' contents={props.children} layout={props.layout} />
      </Container>
    );

    const Features = () => (
      <Block layout='fourColumn' background='light'>
        {[
          {
            content: 'Easy to get started',
            // image: `${baseUrl}img/smash-cli.svg`,
            imageAlign: 'top',
            title: 'Easy',
          },
          {
            content: 'Reuse middlewares without repeated downloads',
            // image: `${baseUrl}img/smash-cli.svg`,
            imageAlign: 'top',
            title: 'Reusable',
          },
          {
            content: 'Help to purify your JavaScript projects',
            // image: `${baseUrl}img/smash-cli.svg`,
            imageAlign: 'top',
            title: 'Pure',
          },
        ]}
      </Block>
    );

    const Showcase = () => {
      if ((siteConfig.users || []).length === 0) {
        return null;
      }

      const showcase = siteConfig.users
        .filter((user) => user.pinned)
        .map((user) => (
          <a href={user.infoLink} key={user.infoLink} target='_blank'>
            <div className='friendsImg' style={{ backgroundImage: `url(${user.image})` }} />
            {/* <img src={user.image} alt={user.caption} title={user.caption} /> */}
          </a>
        ));

      // const langPart = language ? `${language}/` : '';
      // const pageUrl = (page) => baseUrl + langPart + page;
      const pageUrl = (page) => baseUrl + page;

      return (
        <div className='productShowcaseSection paddingTop paddingBottom'>
          <h2>Who is Using This?</h2>
          <p>This project is used by all these people</p>
          <div className='logos'>{showcase}</div>
          <div className='more-users'>
            <a className='button' href={pageUrl('users.html')}>
              More {siteConfig.title} Users
            </a>
          </div>
        </div>
      );
    };

    return (
      <div>
        <HomeSplash siteConfig={siteConfig} language={language} />
        <div className='mainContainer'>
          <Features />
          <Showcase />
        </div>
      </div>
    );
  }
}

Index.title = 'Home';

module.exports = Index;
